Gary, It depends on your hardware. From Bill Bitner's z/VM System Limits SHARE presentation:
Virtual machine size: - Supported/Tested 1 TB (240) - Hardware limits * z10 8TB * z9 1TB * z990 256GB * z900 256GB That's for one virtual machine. There's also a guest real limit of 8 TB imposed by PTRM space limits. Dennis "Decision" is not a verb. From: The IBM z/VM Operating System [mailto:ib...@listserv.uark.edu] On Behalf Of Gary M. Dennis Sent: Friday, October 01, 2010 12:47 To: IBMVM@LISTSERV.UARK.EDU Subject: [IBMVM] Maximum Virtual Storage What is the maximum guest virtual storage supported by z/VM? --. .- .-. -.-- Gary Dennis Mantissa Corporation